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102961152 = 212337219
BaseRepresentation
bin1100010001100…
…01000000000000
321011201222011000
412020301000000
5202324224102
614114452000
72360104200
oct610610000
9234658130
10102961152
1153134268
122a594000
131843c578
14d962400
15908c01c
hex6231000

102961152 has 312 divisors, whose sum is σ = 373509600. Its totient is φ = 27869184.

The previous prime is 102961151. The next prime is 102961181. The reversal of 102961152 is 251169201.

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

It is not an unprimeable number, because it can be changed into a prime (102961151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5418999 + ... + 5419017.

Almost surely, 2102961152 is an apocalyptic number.

102961152 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 102961152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186754800).

102961152 is an abundant number, since it is smaller than the sum of its proper divisors (270548448).

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

102961152 is an equidigital number, since it uses as much as digits as its factorization.

102961152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 102961152 is about 10146.9774810039. The cubic root of 102961152 is about 468.6958747105.

The spelling of 102961152 in words is "one hundred two million, nine hundred sixty-one thousand, one hundred fifty-two".