Search a number
-
+
100486470 = 23574710181
BaseRepresentation
bin1011111110101…
…00110101000110
321000002020112010
411333110311012
5201211031340
613545435050
72330056320
oct577246506
9230066463
10100486470
11517a3a77
122979ba86
1317a84066
14d4ba610
158c4db80
hex5fd4d46

100486470 has 64 divisors (see below), whose sum is σ = 281511936. Its totient is φ = 22477440.

The previous prime is 100486457. The next prime is 100486481. The reversal of 100486470 is 74684001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4780 + ... + 14960.

It is an arithmetic number, because the mean of its divisors is an integer number (4398624).

Almost surely, 2100486470 is an apocalyptic number.

100486470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100486470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140755968).

100486470 is an abundant number, since it is smaller than the sum of its proper divisors (181025466).

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

100486470 is a wasteful number, since it uses less digits than its factorization.

100486470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10245.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 100486470 is about 10024.2939901022. The cubic root of 100486470 is about 464.9103307267.

The spelling of 100486470 in words is "one hundred million, four hundred eighty-six thousand, four hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 47 70 94 105 141 210 235 282 329 470 658 705 987 1410 1645 1974 3290 4935 9870 10181 20362 30543 50905 61086 71267 101810 142534 152715 213801 305430 356335 427602 478507 712670 957014 1069005 1435521 2138010 2392535 2871042 3349549 4785070 6699098 7177605 10048647 14355210 16747745 20097294 33495490 50243235 100486470