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139993669632 = 21335696357
BaseRepresentation
bin1000001001100001000…
…1011110000000000000
3111101100101210021010010
42002120101132000000
54243201334412012
6144151234104520
713054113362265
oct2023021360000
9441311707103
10139993669632
1154409860033
122316b71b140
131028048680b
146ac086126c
1539953c0c3c
hex209845e000

139993669632 has 56 divisors (see below), whose sum is σ = 373293732456. Its totient is φ = 46664548352.

The previous prime is 139993669619. The next prime is 139993669639. The reversal of 139993669632 is 236966399931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139993669639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2823603 + ... + 2872754.

Almost surely, 2139993669632 is an apocalyptic number.

139993669632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139993669632 is an abundant number, since it is smaller than the sum of its proper divisors (233300062824).

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

139993669632 is an frugal number, since it uses more digits than its factorization.

139993669632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5696386 (or 5696362 counting only the distinct ones).

The product of its digits is 76527504, while the sum is 66.

The spelling of 139993669632 in words is "one hundred thirty-nine billion, nine hundred ninety-three million, six hundred sixty-nine thousand, six hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 4096 6144 8192 12288 24576 5696357 11392714 17089071 22785428 34178142 45570856 68356284 91141712 136712568 182283424 273425136 364566848 546850272 729133696 1093700544 1458267392 2187401088 2916534784 4374802176 5833069568 8749604352 11666139136 17499208704 23332278272 34998417408 46664556544 69996834816 139993669632