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2115325030 = 257132324533
BaseRepresentation
bin111111000010101…
…0100110001100110
312110102100122102111
41332011110301212
513313010400110
6545522431234
7103263652240
oct17605246146
95412318374
102115325030
11996056005
124b050251a
13279325420
14160d19090
15c5a92e8a
hex7e154c66

2115325030 has 32 divisors (see below), whose sum is σ = 4686260544. Its totient is φ = 669465216.

The previous prime is 2115324997. The next prime is 2115325031. The reversal of 2115325030 is 305235112.

It is a junction number, because it is equal to n+sod(n) for n = 2115324992 and 2115325010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115325031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161357 + ... + 1163176.

It is an arithmetic number, because the mean of its divisors is an integer number (146445642).

Almost surely, 22115325030 is an apocalyptic number.

2115325030 is an abundant number, since it is smaller than the sum of its proper divisors (2570935514).

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

2115325030 is a wasteful number, since it uses less digits than its factorization.

2115325030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324560.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2115325030 is about 45992.6627844051. The cubic root of 2115325030 is about 1283.6866837576.

The spelling of 2115325030 in words is "two billion, one hundred fifteen million, three hundred twenty-five thousand, thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 2324533 4649066 11622665 16271731 23245330 30218929 32543462 60437858 81358655 151094645 162717310 211532503 302189290 423065006 1057662515 2115325030