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1390141996 = 226712494153
BaseRepresentation
bin101001011011011…
…1110001000101100
310120212210112022121
41102312332020230
510321334020441
6345535322324
746310004055
oct12266761054
93525715277
101390141996
11653776291
123296803a4
13192009739
14d28a772c
1582098dd1
hex52dbe22c

1390141996 has 24 divisors (see below), whose sum is σ = 2471630000. Its totient is φ = 683983872.

The previous prime is 1390141979. The next prime is 1390142069. The reversal of 1390141996 is 6991410931.

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, 332656 + ... + 336808.

Almost surely, 21390141996 is an apocalyptic number.

It is an amenable number.

1390141996 is a deficient number, since it is larger than the sum of its proper divisors (1081488004).

1390141996 is a wasteful number, since it uses less digits than its factorization.

1390141996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5473 (or 5471 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 1390141996 is about 37284.6080306606. The cubic root of 1390141996 is about 1116.0570310821.

The spelling of 1390141996 in words is "one billion, three hundred ninety million, one hundred forty-one thousand, nine hundred ninety-six".

Divisors: 1 2 4 67 134 268 1249 2498 4153 4996 8306 16612 83683 167366 278251 334732 556502 1113004 5187097 10374194 20748388 347535499 695070998 1390141996