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10145100 = 2235274831
BaseRepresentation
bin100110101100…
…110101001100
3201002102110110
4212230311030
510044120400
61001240020
7152142360
oct46546514
921072413
1010145100
1157aa189
123493010
132142924
1414c12a0
15d55e50
hex9acd4c

10145100 has 72 divisors (see below), whose sum is σ = 33553408. Its totient is φ = 2318400.

The previous prime is 10145087. The next prime is 10145111. The reversal of 10145100 is 154101.

It is a happy number.

10145100 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 a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316 + ... + 4515.

Almost surely, 210145100 is an apocalyptic number.

10145100 is a gapful number since it is divisible by the number (10) 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 10145100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16776704).

10145100 is an abundant number, since it is smaller than the sum of its proper divisors (23408308).

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

10145100 is a wasteful number, since it uses less digits than its factorization.

10145100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855 (or 4848 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 10145100 is about 3185.1373596754. The cubic root of 10145100 is about 216.4804975437.

Adding to 10145100 its reverse (154101), we get a palindrome (10299201).

Subtracting from 10145100 its reverse (154101), we obtain a palindrome (9990999).

The spelling of 10145100 in words is "ten million, one hundred forty-five thousand, one hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1050 2100 4831 9662 14493 19324 24155 28986 33817 48310 57972 67634 72465 96620 101451 120775 135268 144930 169085 202902 241550 289860 338170 362325 405804 483100 507255 676340 724650 845425 1014510 1449300 1690850 2029020 2536275 3381700 5072550 10145100