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106231572025 = 5243421234727
BaseRepresentation
bin110001011101111100…
…1010010011000111001
3101011012110110000000121
41202323321102120321
53220030240301100
6120445131133241
710450342314655
oct1427371223071
9334173400017
10106231572025
1141063a53427
12187088a4221
13a02c868177
1451da90da65
152b6b36651a
hex18bbe52639

106231572025 has 24 divisors (see below), whose sum is σ = 135111314624. Its totient is φ = 82811332800.

The previous prime is 106231571981. The next prime is 106231572047. The reversal of 106231572025 is 520275132601.

It is not a de Polignac number, because 106231572025 - 221 = 106229474873 is a prime.

It is a super-2 number, since 2×1062315720252 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

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, 335212 + ... + 569938.

Almost surely, 2106231572025 is an apocalyptic number.

It is an amenable number.

106231572025 is a deficient number, since it is larger than the sum of its proper divisors (28879742599).

106231572025 is a wasteful number, since it uses less digits than its factorization.

106231572025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235201 (or 235196 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 106231572025 in words is "one hundred six billion, two hundred thirty-one million, five hundred seventy-two thousand, twenty-five".

Divisors: 1 5 25 43 215 421 1075 2105 10525 18103 90515 234727 452575 1173635 5868175 10093261 50466305 98820067 252331525 494100335 2470501675 4249262881 21246314405 106231572025