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40115468094 = 23131927068467
BaseRepresentation
bin100101010111000100…
…010111011100111110
310211112201022220221120
4211113010113130332
51124124024434334
630232341411410
72620045565322
oct452704273476
9124481286846
1040115468094
1116016154a19
127936709b66
133a23c80790
141d27a67982
15109bbe4949
hex95711773e

40115468094 has 32 divisors (see below), whose sum is σ = 90950052480. Its totient is φ = 11693577312.

The previous prime is 40115468083. The next prime is 40115468131. The reversal of 40115468094 is 49086451104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13532752 + ... + 13535715.

It is an arithmetic number, because the mean of its divisors is an integer number (2842189140).

Almost surely, 240115468094 is an apocalyptic number.

40115468094 is an abundant number, since it is smaller than the sum of its proper divisors (50834584386).

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

40115468094 is a wasteful number, since it uses less digits than its factorization.

40115468094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27068504.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 40115468094 in words is "forty billion, one hundred fifteen million, four hundred sixty-eight thousand, ninety-four".

Divisors: 1 2 3 6 13 19 26 38 39 57 78 114 247 494 741 1482 27068467 54136934 81205401 162410802 351890071 514300873 703780142 1028601746 1055670213 1542902619 2111340426 3085805238 6685911349 13371822698 20057734047 40115468094