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151990272000 = 215325371931
BaseRepresentation
bin1000110110001101010…
…0111000000000000000
3112112022110111210210100
42031203110320000000
54442234002201000
6153453503002400
713660313665350
oct2154324700000
9475273453710
10151990272000
1159505600a46
1225559299400
13114429cb9b8
1474dbc36b60
153e486bea00
hex2363538000

151990272000 has 1536 divisors, whose sum is σ = 680473497600. Its totient is φ = 31850496000.

The previous prime is 151990271999. The next prime is 151990272001. The reversal of 151990272000 is 272099151.

It is an interprime number because it is at equal distance from previous prime (151990271999) and next prime (151990272001).

It is a tau number, because it is divible by the number of its divisors (1536).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151990272001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4902911985 + ... + 4902912015.

It is an arithmetic number, because the mean of its divisors is an integer number (443016600).

Almost surely, 2151990272000 is an apocalyptic number.

151990272000 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 151990272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340236748800).

151990272000 is an abundant number, since it is smaller than the sum of its proper divisors (528483225600).

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

151990272000 is an equidigital number, since it uses as much as digits as its factorization.

151990272000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The spelling of 151990272000 in words is "one hundred fifty-one billion, nine hundred ninety million, two hundred seventy-two thousand".