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15026275125140 = 2251930138926157
BaseRepresentation
bin1101101010101001001111…
…0010101000011110010100
31222012111102221122000220112
43122222103302220132110
53432142302413001030
651542550412422152
73110420051110016
oct332522362503624
958174387560815
1015026275125140
114873675634a34
121828239177958
1384cc829919c6
1439d3c03461b6
151b0d04261a95
hexdaa93ca8794

15026275125140 has 24 divisors (see below), whose sum is σ = 31556813472072. Its totient is φ = 6010198486400.

The previous prime is 15026275125131. The next prime is 15026275125143. The reversal of 15026275125140 is 4152157262051.

15026275125140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 751872815236 + 14274402309904 = 867106^2 + 3778148^2 .

It is a super-2 number, since 2×150262751251402 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15026275125143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19077059 + ... + 19849098.

It is an arithmetic number, because the mean of its divisors is an integer number (1314867228003).

Almost surely, 215026275125140 is an apocalyptic number.

15026275125140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15026275125140 is an abundant number, since it is smaller than the sum of its proper divisors (16530538346932).

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

15026275125140 is a wasteful number, since it uses less digits than its factorization.

15026275125140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38945467 (or 38945465 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 15026275125140 in words is "fifteen trillion, twenty-six billion, two hundred seventy-five million, one hundred twenty-five thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 19301 38602 77204 96505 193010 386020 38926157 77852314 155704628 194630785 389261570 778523140 751313756257 1502627512514 3005255025028 3756568781285 7513137562570 15026275125140