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10001000154 = 2310971519447
BaseRepresentation
bin10010101000001101…
…10010011011011010
3221210222122110002010
421110012302123122
5130440224001104
64332220050350
7502556045565
oct112406623332
927728573063
1010001000154
114272338492
121b313939b6
13c34c7a792
146ac3434dc
153d8009489
hex2541b26da

10001000154 has 16 divisors (see below), whose sum is σ = 20020246848. Its totient is φ = 3330625632.

The previous prime is 10001000129. The next prime is 10001000183. The reversal of 10001000154 is 45100010001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753142 + ... + 766305.

It is an arithmetic number, because the mean of its divisors is an integer number (1251265428).

Almost surely, 210001000154 is an apocalyptic number.

10001000154 is an abundant number, since it is smaller than the sum of its proper divisors (10019246694).

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

10001000154 is a wasteful number, since it uses less digits than its factorization.

10001000154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520549.

The product of its (nonzero) digits is 20, while the sum is 12.

Adding to 10001000154 its reverse (45100010001), we get a palindrome (55101010155).

The spelling of 10001000154 in words is "ten billion, one million, one hundred fifty-four", and thus it is an aban number.

Divisors: 1 2 3 6 1097 2194 3291 6582 1519447 3038894 4558341 9116682 1666833359 3333666718 5000500077 10001000154