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10017972 = 22332337109
BaseRepresentation
bin100110001101…
…110010110100
3200211222002000
4212031302310
510031033342
6554415300
7151102626
oct46156264
920758060
1010017972
115722718
123431530
1320c9ac3
14148ac16
15d2d44c
hex98dcb4

10017972 has 96 divisors (see below), whose sum is σ = 28089600. Its totient is φ = 3079296.

The previous prime is 10017967. The next prime is 10017977. The reversal of 10017972 is 27971001.

10017972 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10017967) and next prime (10017977).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10017977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91854 + ... + 91962.

It is an arithmetic number, because the mean of its divisors is an integer number (292600).

Almost surely, 210017972 is an apocalyptic number.

10017972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10017972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14044800).

10017972 is an abundant number, since it is smaller than the sum of its proper divisors (18071628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10017972 is a wasteful number, since it uses less digits than its factorization.

10017972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 10017972 is about 3165.1180072787. The cubic root of 10017972 is about 215.5724567626.

Adding to 10017972 its reverse (27971001), we get a palindrome (37988973).

The spelling of 10017972 in words is "ten million, seventeen thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 23 27 36 37 46 54 69 74 92 108 109 111 138 148 207 218 222 276 327 333 414 436 444 621 654 666 828 851 981 999 1242 1308 1332 1702 1962 1998 2484 2507 2553 2943 3404 3924 3996 4033 5014 5106 5886 7521 7659 8066 10028 10212 11772 12099 15042 15318 16132 22563 22977 24198 30084 30636 36297 45126 45954 48396 67689 72594 90252 91908 92759 108891 135378 145188 185518 217782 270756 278277 371036 435564 556554 834831 1113108 1669662 2504493 3339324 5008986 10017972